Let 3 cards be selected at random from an ordinary deck of 52 cards. Determine the probability that there are exactly two spades. 3/850 1/17 117/850 3/17

Q: 13% of US residents are in their 30s. consider a group of 9 US residents selected at random. find…

A: It is given that the 13% of US residents are in their 30s i.e. the prob. that US residents are in…

Q: Assume the bag contains 13 basketballs, 5 of which have defective valves. You choose 3 out of the…

A:

Q: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39…

A: Given,n=39p=0.31Let X=no.of students major in STEM.X~Binomial(n=39 , p=0.31)P(X=x)=39x…

Q: Assume that male and female births are equally likely and that the birth of any child does not…

A: Let x be the number of births are boys which follows binomial distribution with sample size 10 and…

Q: A single card is drawn from an ordinary 52-card deck. Find the probability of, jack. O 1/13 O 1/4

A: Given: Total number of cards = 52 Number of jacks = 13

Q: domly drawn one at a time without replacement from a standard deck of playing cards. What is the…

A: Total number of cards in a standard deck = 52  Total number of clubs in a deck = 13

Q: What is the probability that exactly 4 of the selected adults believe in reincarnation? e…

A: Note: According to our guidelines we are solving only first three sub-parts of a question and the…

Q: Assume that when adults with smartphones are randomly​ selected, 39%use them in meetings or classes.…

A: Let us assume X= the number of persons who uses smartphones in meetings or classes n= number of…

Q: Assume that when adults with smartphones are randomly​ selected, 44 ​% use them in meetings or…

A:

Q: Assume that in a particular college, 60% of the student population is female. (i) Calculate the…

A: Introduction: Denote X as the random variable representing the number of female students in the…

Q: A coin is bent so that, when tossed, "heads” appears two-thirds of the time. What is the probability…

A: Given: n=100p=0.7p^=23   =0.6667

Q: Compute the probability that a five-card poker hand is dealt to you that contains 4 Aces.

A: Obtain the probability that a five-card poker hand is dealt to you that contains 4 Aces.   The…

Q: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 34…

A: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 34…

Q: Two cards are drawn at random, without replacement, from a standard 52 card deck. Find the…

A: It is given that the two cards are drawn at random from the pack of 52 cards.

Q: A card is drawn from a standard deck and replaced. After the deck is shuffled, another card is…

A:

Q: find the probability that exactly 2 of them use their smartphones in meetings or classes.

A: Let p be the probability that a student use smartphone in meetings or classes. Given that p= 54% =…

Q: In a large population, 62 % of the people have been vaccinated. If 4 people are randomly selected,…

A: It is given that p=0.62 and n=4.

Q: You draw 3 letters from a hat (A - Z) at random without replacement, and write them in the order…

A: Given: Number of letters  = 26 Number of letters chosen = 3

Q: poll is given, showing 60% are in favor of a new building project. If 9 people are chosen at…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 55​% use them in meetings or…

A: Given Information: 55% of adults use their smartphones in meetings or classes. i.e., p=0.55 If n=11…

Q: insurance company determines that the probability a person files a claim in the next year is 8%. If…

A: Given data,probability a person files a claim in the next year is 8%p=8%=0.08If n=10what is the…

Q: Three cards are selected at random from the standard pack of 52 cards. Find the probability that 2…

A: Solution-: We find probability that 2 jacks when 3 cards are selected at random from the standard…

Q: Seventy-six percent of small business owners do not have a college degree. If a random sample of 60…

A: Given data, p=76%=0.76 n=60 P(X=48)=?

Q: Seventeen percent of U.S. residents are in their twenties. Consider a group of seven U.S. residents…

A: Given information:Population proportion (p) = 17%                                         p =…

Q: Ten thousand people are chosen at random in Istanbul. The probability that there are no left-handed…

A: Let X be the number of left handed people. Given: n=10000 and p=1-0.1353=0.8647   Then, X follows…

Q: A group of five people are selected at random (Assume that a person is equally likely to be born on…

A: Given,Number of selected people = 5The person selected in equally likely to be born on any day of…

Q: Assume that when adults with smartphones are randomly​ selected, 48​% use them in meetings or…

A: Let X be the random variable from binomial distribution with probability (p)=48% = 0.48 and sample…

Q: Suppose that 68% of people are left handed. If 24 people are selected at random, what is the…

A: Here, probability that the people are left handed is 0.68 and sample size 'n' is 24.

Q: 10. In a family with 77 children, excluding multiple births, what is the probability of having…

A: The probability of having exactly 2 girls is obtained below: The probability formula is given below:…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Denote X as the adults who use their smartphones in meetings or classes, which following binomial…

Q: the United States, there is a 0.47 probability that a marriage will end in divorce. Assume that we…

A: Solution To find the probability we will use Excel

Q: Five cards are dealt from a standard 52-card deck. Let V be the number of aces dealt. What is the…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: Assume that 15% of the drivers in a certain city do not have a valid driving license. A policeman…

A: The probability that a driver have a valid driving license (p) = 0.85(1-0.15)   Consider a random…

Q: Suppose that 3 cards are drawn from a well-shuffled deck of 52 cards. What is the probability that…

A: We know that in a deck of 52 cards, there are 13 cards of clubsThe probability of choosing the 1st…

Q: Assume that when adults with smartphones are randomly​ selected, 55​%use them in meetings or…

A: Given that, When adults with smartphones are randomly​ selected, 55​% use them in meetings or…

Q: Assume that when adults with smartphones are randomly​ selected, 52​%use them in meetings or…

A: Solution given: Sample size (n) = 5 p (adult use smartphones in meeting or classes) = 0.52 p (adult…

Q: Assume that when adults with smartphones are randomly​ selected, 55​% use them in meetings or…

A: It is given that n = 12 and p = 0.55.

Q: Let two cards be dealt successfully, without replacement from the standard 52 card deck. find the…

A:

Q: In a large population, 55 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given that, 55 % of the people have been vaccinated.  Sample size = 5

Q: A shipment contains 8 ​igneous,6 sedimentary, and 6 metamorphic rocks. If 4 rocks are selected at​…

A:

Q: assume the bag contains 11 basketballs, 7 of which have defective valves. You choose 2 out of the…

A:

Q: Three cards are selected one by one from a shuffled deck of playing cards. Each is replaced after…

A: Solution: Total number of cards in a deck of cards = 52 Number of diamond card in a deck = 13 Let D…

Q: Assume that when adults with smartphones are randomly​ selected, 58​%use them in meetings or…

A:

Q: The probability that a person catches a cold during the cold and flu season is 04. Assume that 10…

A:

Q: According to the administrative data from school, 76% of the students have a part-time job. Suppose…

A: Let P denote part-time job and S denote senior. Given: PP=0.76PS=0.28PP∩S=0.21 The probability that…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: From the provided information, Sample size (n) = 8 54% of adults with smartphones use them in…

Q: Assume that when adults with smartphones are randomly​ selected, 36​% use them in meetings or…

A: Let "X" be adults who use their smartphones in meetings or classes.

Q: A poll is given, showing 20% are in favor of a new building project. If 7 people are chosen at…

A: Given that, 20% are in favor of a new building project. Sample size = 7

Q: Assume that among the general population, 13 people out of every 1000 have HIV/AIDS.  A…

A: It is given that 13 people (n1) out of every 1000 have AIDS (n) in a general population. While…